10        20          30        40        50        60
CACCUUUAGCACCCAUGCCCA--|  A   A     G     U     CAU    UGUGUU 
                       UUC UCC CAGGU GGGAU AGUGC   UACU      A
                       AAG AGG GUCCG CCCUG UCACG   AUGA      G
UUUUCUACUAAUUUUUGGGAGAA^  A   A     G     U     UU-    AAAAUA 
 .       110       100        90        80         70